Merge `release/2.18.0` to `develop`

[maciejburda]

What and why?

git-flow counterpart of #2061

Review checklist

• [ ] Feature or bugfix MUST have appropriate tests (unit, integration)
• [ ] Make sure each commit and the PR mention the Issue number or JIRA reference
• [ ] Add CHANGELOG entry for user facing changes

[datadog-datadog-prod-us1[bot]]

Datadog Report

Branch report: release/2.18.0 Commit report: d1b1109 Test service: dd-sdk-ios

:white_check_mark: 0 Failed, 3470 Passed, 0 Skipped, 2m 28.19s Total Time :small_red_triangle_down: Test Sessions change in coverage: 4 decreased, 10 no change

:small_red_triangle_down: Code Coverage Decreases vs Default Branch (4)

• test DatadogSessionReplayTests iOS 30.6% (-0.07%) - Details
• test DatadogInternalTests tvOS 79.49% (-0.06%) - Details
• test DatadogRUMTests iOS 81.11% (-0.06%) - Details
• test DatadogInternalTests iOS 79.48% (-0.02%) - Details